<?php
include_once ('class.pdf.php');

class Cezpdf extends Cpdf
{
    //==============================================================================
    // this class will take the basic interaction facilities of the Cpdf class
    // and make more useful functions so that the user does not have to 
    // know all the ins and outs of pdf presentation to produce something pretty.
    //
    // IMPORTANT NOTE
    // there is no warranty, implied or otherwise with this software.
    // 
    // version 009 (versioning is linked to class.pdf.php)
    //
    // released under a public domain licence.
    //
    // Wayne Munro, R&OS Ltd, http://www.ros.co.nz/pdf
    //==============================================================================

    var $ez = array('fontSize' => 10); // used for storing most of the page configuration parameters
    var $y = 0.0;                      // this is the current vertical positon on the page of the writing point, very important
    var $ezPages = array(
        );                             // keep an array of the ids of the pages, making it easy to go back and add page numbers etc.

    var $ezPageCount = 0;

    // ------------------------------------------------------------------------------

    function Cezpdf($paper = 'a4', $orientation = 'portrait')
    {
        // Assuming that people don't want to specify the paper size using the absolute coordinates
        // allow a couple of options:
        // orientation can be 'portrait' or 'landscape'
        // or, to actually set the coordinates, then pass an array in as the first parameter.
        // the defaults are as shown.
        // 
        // -------------------------
        // 2002-07-24 - Nicola Asuni (info@tecnick.com):
        // Added new page formats (45 standard ISO paper formats and 4 american common formats)
        // paper cordinates are calculated in this way: (inches * 72) where 1 inch = 2.54 cm
        // 
        // Now you may also pass a 2 values array containing the page width and height in centimeters
        // -------------------------

        if (!is_array($paper))
        {
            switch (strtoupper($paper))
                {
                case '4A0':
                    {
                        $size = array
                            (
                            0,
                            0,
                            4767.87,
                            6740.79
                            );

                        break;
                    }

                case '2A0':
                    {
                        $size = array
                            (
                            0,
                            0,
                            3370.39,
                            4767.87
                            );

                        break;
                    }

                case 'A0':
                    {
                        $size = array
                            (
                            0,
                            0,
                            2383.94,
                            3370.39
                            );

                        break;
                    }

                case 'A1':
                    {
                        $size = array
                            (
                            0,
                            0,
                            1683.78,
                            2383.94
                            );

                        break;
                    }

                case 'A2':
                    {
                        $size = array
                            (
                            0,
                            0,
                            1190.55,
                            1683.78
                            );

                        break;
                    }

                case 'A3':
                    {
                        $size = array
                            (
                            0,
                            0,
                            841.89,
                            1190.55
                            );

                        break;
                    }

                case 'A4':
                default:
                    {
                        $size = array
                            (
                            0,
                            0,
                            595.28,
                            841.89
                            );

                        break;
                    }

                case 'A5':
                    {
                        $size = array
                            (
                            0,
                            0,
                            419.53,
                            595.28
                            );

                        break;
                    }

                case 'A6':
                    {
                        $size = array
                            (
                            0,
                            0,
                            297.64,
                            419.53
                            );

                        break;
                    }

                case 'A7':
                    {
                        $size = array
                            (
                            0,
                            0,
                            209.76,
                            297.64
                            );

                        break;
                    }

                case 'A8':
                    {
                        $size = array
                            (
                            0,
                            0,
                            147.40,
                            209.76
                            );

                        break;
                    }

                case 'A9':
                    {
                        $size = array
                            (
                            0,
                            0,
                            104.88,
                            147.40
                            );

                        break;
                    }

                case 'A10':
                    {
                        $size = array
                            (
                            0,
                            0,
                            73.70,
                            104.88
                            );

                        break;
                    }

                case 'B0':
                    {
                        $size = array
                            (
                            0,
                            0,
                            2834.65,
                            4008.19
                            );

                        break;
                    }

                case 'B1':
                    {
                        $size = array
                            (
                            0,
                            0,
                            2004.09,
                            2834.65
                            );

                        break;
                    }

                case 'B2':
                    {
                        $size = array
                            (
                            0,
                            0,
                            1417.32,
                            2004.09
                            );

                        break;
                    }

                case 'B3':
                    {
                        $size = array
                            (
                            0,
                            0,
                            1000.63,
                            1417.32
                            );

                        break;
                    }

                case 'B4':
                    {
                        $size = array
                            (
                            0,
                            0,
                            708.66,
                            1000.63
                            );

                        break;
                    }

                case 'B5':
                    {
                        $size = array
                            (
                            0,
                            0,
                            498.90,
                            708.66
                            );

                        break;
                    }

                case 'B6':
                    {
                        $size = array
                            (
                            0,
                            0,
                            354.33,
                            498.90
                            );

                        break;
                    }

                case 'B7':
                    {
                        $size = array
                            (
                            0,
                            0,
                            249.45,
                            354.33
                            );

                        break;
                    }

                case 'B8':
                    {
                        $size = array
                            (
                            0,
                            0,
                            175.75,
                            249.45
                            );

                        break;
                    }

                case 'B9':
                    {
                        $size = array
                            (
                            0,
                            0,
                            124.72,
                            175.75
                            );

                        break;
                    }

                case 'B10':
                    {
                        $size = array
                            (
                            0,
                            0,
                            87.87,
                            124.72
                            );

                        break;
                    }

                case 'C0':
                    {
                        $size = array
                            (
                            0,
                            0,
                            2599.37,
                            3676.54
                            );

                        break;
                    }

                case 'C1':
                    {
                        $size = array
                            (
                            0,
                            0,
                            1836.85,
                            2599.37
                            );

                        break;
                    }

                case 'C2':
                    {
                        $size = array
                            (
                            0,
                            0,
                            1298.27,
                            1836.85
                            );

                        break;
                    }

                case 'C3':
                    {
                        $size = array
                            (
                            0,
                            0,
                            918.43,
                            1298.27
                            );

                        break;
                    }

                case 'C4':
                    {
                        $size = array
                            (
                            0,
                            0,
                            649.13,
                            918.43
                            );

                        break;
                    }

                case 'C5':
                    {
                        $size = array
                            (
                            0,
                            0,
                            459.21,
                            649.13
                            );

                        break;
                    }

                case 'C6':
                    {
                        $size = array
                            (
                            0,
                            0,
                            323.15,
                            459.21
                            );

                        break;
                    }

                case 'C7':
                    {
                        $size = array
                            (
                            0,
                            0,
                            229.61,
                            323.15
                            );

                        break;
                    }

                case 'C8':
                    {
                        $size = array
                            (
                            0,
                            0,
                            161.57,
                            229.61
                            );

                        break;
                    }

                case 'C9':
                    {
                        $size = array
                            (
                            0,
                            0,
                            113.39,
                            161.57
                            );

                        break;
                    }

                case 'C10':
                    {
                        $size = array
                            (
                            0,
                            0,
                            79.37,
                            113.39
                            );

                        break;
                    }

                case 'RA0':
                    {
                        $size = array
                            (
                            0,
                            0,
                            2437.80,
                            3458.27
                            );

                        break;
                    }

                case 'RA1':
                    {
                        $size = array
                            (
                            0,
                            0,
                            1729.13,
                            2437.80
                            );

                        break;
                    }

                case 'RA2':
                    {
                        $size = array
                            (
                            0,
                            0,
                            1218.90,
                            1729.13
                            );

                        break;
                    }

                case 'RA3':
                    {
                        $size = array
                            (
                            0,
                            0,
                            864.57,
                            1218.90
                            );

                        break;
                    }

                case 'RA4':
                    {
                        $size = array
                            (
                            0,
                            0,
                            609.45,
                            864.57
                            );

                        break;
                    }

                case 'SRA0':
                    {
                        $size = array
                            (
                            0,
                            0,
                            2551.18,
                            3628.35
                            );

                        break;
                    }

                case 'SRA1':
                    {
                        $size = array
                            (
                            0,
                            0,
                            1814.17,
                            2551.18
                            );

                        break;
                    }

                case 'SRA2':
                    {
                        $size = array
                            (
                            0,
                            0,
                            1275.59,
                            1814.17
                            );

                        break;
                    }

                case 'SRA3':
                    {
                        $size = array
                            (
                            0,
                            0,
                            907.09,
                            1275.59
                            );

                        break;
                    }

                case 'SRA4':
                    {
                        $size = array
                            (
                            0,
                            0,
                            637.80,
                            907.09
                            );

                        break;
                    }

                case 'LETTER':
                    {
                        $size = array
                            (
                            0,
                            0,
                            612.00,
                            792.00
                            );

                        break;
                    }

                case 'LEGAL':
                    {
                        $size = array
                            (
                            0,
                            0,
                            612.00,
                            1008.00
                            );

                        break;
                    }

                case 'EXECUTIVE':
                    {
                        $size = array
                            (
                            0,
                            0,
                            521.86,
                            756.00
                            );

                        break;
                    }

                case 'FOLIO':
                    {
                        $size = array
                            (
                            0,
                            0,
                            612.00,
                            936.00
                            );

                        break;
                    }
                }

            switch (strtolower($orientation))
                {
                case 'landscape':
                    $a = $size[3];

                    $size[3] = $size[2];
                    $size[2] = $a;
                    break;
                }
        }
        else
        {
            if (count($paper) > 2)
            {
                // then an array was sent it to set the size
                $size = $paper;
            }
            else
            { //size in centimeters has been passed
                $size[0] = 0;
                $size[1] = 0;
                $size[2] = ($paper[0] / 2.54) * 72;
                $size[3] = ($paper[1] / 2.54) * 72;
            }
        }

        $this->Cpdf($size);
        $this->ez['pageWidth'] = $size[2];
        $this->ez['pageHeight'] = $size[3];

        // also set the margins to some reasonable defaults
        $this->ez['topMargin'] = 30;
        $this->ez['bottomMargin'] = 30;
        $this->ez['leftMargin'] = 30;
        $this->ez['rightMargin'] = 30;

        // set the current writing position to the top of the first page
        $this->y = $this->ez['pageHeight'] - $this->ez['topMargin'];
        // and get the ID of the page that was created during the instancing process.
        $this->ezPages[1] = $this->getFirstPageId();
        $this->ezPageCount = 1;
    }

    // ------------------------------------------------------------------------------
    // 2002-07-24: Nicola Asuni (info@tecnick.com)
    // Set Margins in centimeters
    function ezSetCmMargins($top, $bottom, $left, $right)
    {
        $top = ($top / 2.54) * 72;
        $bottom = ($bottom / 2.54) * 72;
        $left = ($left / 2.54) * 72;
        $right = ($right / 2.54) * 72;
        $this->ezSetMargins($top, $bottom, $left, $right);
    }
    // ------------------------------------------------------------------------------

    function ezColumnsStart($options = array(
        ))
    {
        // start from the current y-position, make the set number of columne
        if (isset($this->ez['columns']) && $this->ez['columns'] == 1)
        {
            // if we are already in a column mode then just return.
            return;
        }

        $def = array
            (
            'gap' => 10,
            'num' => 2
            );

        foreach ($def as $k => $v)
        {
            if (!isset($options[$k]))
            {
                $options[$k] = $v;
            }
        }

        // setup the columns
        $this->ez['columns'] = array
            (
            'on' => 1,
            'colNum' => 1
            );

        // store the current margins
        $this->ez['columns']['margins'] = array
            (
            $this->ez['leftMargin'],
            $this->ez['rightMargin'],
            $this->ez['topMargin'],
            $this->ez['bottomMargin']
            );

        // and store the settings for the columns
        $this->ez['columns']['options'] = $options;
        // then reset the margins to suit the new columns
        // safe enough to assume the first column here, but start from the current y-position
        $this->ez['topMargin'] = $this->ez['pageHeight'] - $this->y;
        $width = ($this->ez['pageWidth'] - $this->ez['leftMargin'] - $this->ez['rightMargin'] - ($options['num'] - 1)
                     * $options['gap']) / $options['num'];
        $this->ez['columns']['width'] = $width;
        $this->ez['rightMargin'] = $this->ez['pageWidth'] - $this->ez['leftMargin'] - $width;
    }

    // ------------------------------------------------------------------------------
    function ezColumnsStop()
    {
        if (isset($this->ez['columns']) && $this->ez['columns']['on'] == 1)
        {
            $this->ez['columns']['on'] = 0;
            $this->ez['leftMargin'] = $this->ez['columns']['margins'][0];
            $this->ez['rightMargin'] = $this->ez['columns']['margins'][1];
            $this->ez['topMargin'] = $this->ez['columns']['margins'][2];
            $this->ez['bottomMargin'] = $this->ez['columns']['margins'][3];
        }
    }

    // ------------------------------------------------------------------------------
    function ezInsertMode($status = 1, $pageNum = 1, $pos = 'before')
    {
        // puts the document into insert mode. new pages are inserted until this is re-called with status=0
        // by default pages wil be inserted at the start of the document
        switch ($status)
            {
            case '1':
                if (isset($this->ezPages[$pageNum]))
                {
                    $this->ez['insertMode'] = 1;
                    $this->ez['insertOptions'] = array
                        (
                        'id' => $this->ezPages[$pageNum],
                        'pos' => $pos
                        );
                }

                break;

            case '0':
                $this->ez['insertMode'] = 0;

                break;
            }
    }
    // ------------------------------------------------------------------------------

    function ezNewPage()
    {
        $pageRequired = 1;

        if (isset($this->ez['columns']) && $this->ez['columns']['on'] == 1)
        {
            // check if this is just going to a new column
            // increment the column number
            //echo 'HERE<br>';
            $this->ez['columns']['colNum']++;

            //echo $this->ez['columns']['colNum'].'<br>';
            if ($this->ez['columns']['colNum'] <= $this->ez['columns']['options']['num'])
            {
                // then just reset to the top of the next column
                $pageRequired = 0;
            }
            else
            {
                $this->ez['columns']['colNum'] = 1;
                $this->ez['topMargin'] = $this->ez['columns']['margins'][2];
            }

            $width = $this->ez['columns']['width'];
            $this->ez['leftMargin'] = $this->ez['columns']['margins'][0] + ($this->ez['columns']['colNum'] - 1)
                                          * ($this->ez['columns']['options']['gap'] + $width);
            $this->ez['rightMargin'] = $this->ez['pageWidth'] - $this->ez['leftMargin'] - $width;
        }
        //echo 'left='.$this->ez['leftMargin'].'   right='.$this->ez['rightMargin'].'<br>';

        if ($pageRequired)
        {
            // make a new page, setting the writing point back to the top
            $this->y = $this->ez['pageHeight'] - $this->ez['topMargin'];
            // make the new page with a call to the basic class.
            $this->ezPageCount++;

            if (isset($this->ez['insertMode']) && $this->ez['insertMode'] == 1)
            {
                $id = $this->ezPages[$this->ezPageCount] = $this->newPage(1, $this->ez['insertOptions']['id'],
                                                                          $this->ez['insertOptions']['pos']);
                // then manipulate the insert options so that inserted pages follow each other
                $this->ez['insertOptions']['id'] = $id;
                $this->ez['insertOptions']['pos'] = 'after';
            }
            else
            {
                $this->ezPages[$this->ezPageCount] = $this->newPage();
            }
        }
        else
        {
            $this->y = $this->ez['pageHeight'] - $this->ez['topMargin'];
        }
    }

    // ------------------------------------------------------------------------------

    function ezSetMargins($top, $bottom, $left, $right)
    {
        // sets the margins to new values
        $this->ez['topMargin'] = $top;
        $this->ez['bottomMargin'] = $bottom;
        $this->ez['leftMargin'] = $left;
        $this->ez['rightMargin'] = $right;

        // check to see if this means that the current writing position is outside the 
        // writable area
        if ($this->y > $this->ez['pageHeight'] - $top)
        {
            // then move y down
            $this->y = $this->ez['pageHeight'] - $top;
        }

        if ($this->y < $bottom)
        {
            // then make a new page
            $this->ezNewPage();
        }
    }

    // ------------------------------------------------------------------------------

    function ezGetCurrentPageNumber()
    {
        // return the strict numbering (1,2,3,4..) number of the current page
        return $this->ezPageCount;
    }

    // ------------------------------------------------------------------------------

    function ezStartPageNumbers($x, $y, $size, $pos = 'left', $pattern = '{PAGENUM} of {TOTALPAGENUM}', $num = '')
    {
        // put page numbers on the pages from here.
        // place then on the 'pos' side of the coordinates (x,y).
        // pos can be 'left' or 'right'
        // use the given 'pattern' for display, where (PAGENUM} and {TOTALPAGENUM} are replaced
        // as required.
        // if $num is set, then make the first page this number, the number of total pages will
        // be adjusted to account for this.
        // Adjust this function so that each time you 'start' page numbers then you effectively start a different batch
        // return the number of the batch, so that they can be stopped in a different order if required.
        if (!$pos || !strlen($pos))
        {
            $pos = 'left';
        }

        if (!$pattern || !strlen($pattern))
        {
            $pattern = '{PAGENUM} of {TOTALPAGENUM}';
        }

        if (!isset($this->ez['pageNumbering']))
        {
            $this->ez['pageNumbering'] = array(
                );
        }

        $i = count($this->ez['pageNumbering']);
        $this->ez['pageNumbering'][$i][$this->ezPageCount] = array
            (
            'x' => $x,
            'y' => $y,
            'pos' => $pos,
            'pattern' => $pattern,
            'num' => $num,
            'size' => $size
            );

        return $i;
    }

    // ------------------------------------------------------------------------------

    function ezWhatPageNumber($pageNum, $i = 0)
    {
        // given a particular generic page number (ie, document numbered sequentially from beginning),
        // return the page number under a particular page numbering scheme ($i)
        $num = 0;
        $start = 1;
        $startNum = 1;

        if (!isset($this->ez['pageNumbering']))
        {
            $this->addMessage('WARNING: page numbering called for and wasn\'t started with ezStartPageNumbers');
            return 0;
        }

        foreach ($this->ez['pageNumbering'][$i] as $k => $v)
        {
            if ($k <= $pageNum)
            {
                if (is_array($v))
                {
                    // start block
                    if (strlen($v['num']))
                    {
                        // a start was specified
                        $start = $v['num'];
                        $startNum = $k;
                        $num = $pageNum - $startNum + $start;
                    }
                }
                else
                {
                    // stop block
                    $num = 0;
                }
            }
        }

        return $num;
    }

    // ------------------------------------------------------------------------------

    function ezStopPageNumbers($stopTotal = 0, $next = 0, $i = 0)
    {
        // if stopTotal=1 then the totalling of pages for this number will stop too
        // if $next=1, then do this page, but not the next, else do not do this page either
        // if $i is set, then stop that particular pagenumbering sequence.
        if (!isset($this->ez['pageNumbering']))
        {
            $this->ez['pageNumbering'] = array(
                );
        }

        if ($next && isset($this->ez['pageNumbering'][$i][$this->ezPageCount]) && is_array(
                                                                                      $this->ez['pageNumbering'][$i][$this->ezPageCount]))
        {
            // then this has only just been started, this will over-write the start, and nothing will appear
            // add a special command to the start block, telling it to stop as well
            if ($stopTotal)
            {
                $this->ez['pageNumbering'][$i][$this->ezPageCount]['stoptn'] = 1;
            }
            else
            {
                $this->ez['pageNumbering'][$i][$this->ezPageCount]['stopn'] = 1;
            }
        }
        else
        {
            if ($stopTotal)
            {
                $this->ez['pageNumbering'][$i][$this->ezPageCount] = 'stopt';
            }
            else
            {
                $this->ez['pageNumbering'][$i][$this->ezPageCount] = 'stop';
            }

            if ($next)
            {
                $this->ez['pageNumbering'][$i][$this->ezPageCount] .= 'n';
            }
        }
    }

    // ------------------------------------------------------------------------------

    function ezPRVTpageNumberSearch($lbl, &$tmp)
    {
        foreach ($tmp as $i => $v)
        {
            if (is_array($v))
            {
                if (isset($v[$lbl]))
                {
                    return $i;
                }
            }
            else
            {
                if ($v == $lbl)
                {
                    return $i;
                }
            }
        }

        return 0;
    }

    // ------------------------------------------------------------------------------

    function ezPRVTaddPageNumbers()
    {
        // this will go through the pageNumbering array and add the page numbers are required
        if (isset($this->ez['pageNumbering']))
        {
            $totalPages1 = $this->ezPageCount;
            $tmp1 = $this->ez['pageNumbering'];
            $status = 0;

            foreach ($tmp1 as $i => $tmp)
            {
                // do each of the page numbering systems
                // firstly, find the total pages for this one
                $k = $this->ezPRVTpageNumberSearch('stopt', $tmp);

                if ($k && $k > 0)
                {
                    $totalPages = $k - 1;
                }
                else
                {
                    $l = $this->ezPRVTpageNumberSearch('stoptn', $tmp);

                    if ($l && $l > 0)
                    {
                        $totalPages = $l;
                    }
                    else
                    {
                        $totalPages = $totalPages1;
                    }
                }

                foreach ($this->ezPages as $pageNum => $id)
                {
                    if (isset($tmp[$pageNum]))
                    {
                        if (is_array($tmp[$pageNum]))
                        {
                            // then this must be starting page numbers
                            $status = 1;
                            $info = $tmp[$pageNum];
                            $info['dnum'] = $info['num'] - $pageNum;

                            // also check for the special case of the numbering stopping and starting on the same page
                            if (isset($info['stopn']) || isset($info['stoptn']))
                            {
                                $status = 2;
                            }
                        }
                        else if ($tmp[$pageNum] == 'stop' || $tmp[$pageNum] == 'stopt')
                        {
                            // then we are stopping page numbers
                            $status = 0;
                        }
                        else if ($status == 1 && ($tmp[$pageNum] == 'stoptn' || $tmp[$pageNum] == 'stopn'))
                        {
                            // then we are stopping page numbers
                            $status = 2;
                        }
                    }

                    if ($status)
                    {
                        // then add the page numbering to this page
                        if (strlen($info['num']))
                        {
                            $num = $pageNum + $info['dnum'];
                        }
                        else
                        {
                            $num = $pageNum;
                        }

                        $total = $totalPages + $num - $pageNum;
                        $pat = str_replace('{PAGENUM}', $num, $info['pattern']);
                        $pat = str_replace('{TOTALPAGENUM}', $total, $pat);
                        $this->reopenObject($id);

                        switch ($info['pos'])
                            {
                            case 'right':
                                $this->addText($info['x'], $info['y'], $info['size'], $pat);

                                break;

                            default:
                                $w = $this->getTextWidth($info['size'], $pat);

                                $this->addText($info['x'] - $w, $info['y'], $info['size'], $pat);
                                break;
                            }

                        $this->closeObject();
                    }

                    if ($status == 2)
                    {
                        $status = 0;
                    }
                }
            }
        }
    }

    // ------------------------------------------------------------------------------

    function ezPRVTcleanUp()
    {
        $this->ezPRVTaddPageNumbers();
    }

    // ------------------------------------------------------------------------------

    function ezStream($options = '')
    {
        $this->ezPRVTcleanUp();
        $this->stream($options);
    }

    // ------------------------------------------------------------------------------

    function ezOutput($options = 0)
    {
        $this->ezPRVTcleanUp();
        return $this->output($options);
    }

    // ------------------------------------------------------------------------------

    function ezSetY($y)
    {
        // used to change the vertical position of the writing point.
        $this->y = $y;

        if ($this->y < $this->ez['bottomMargin'])
        {
            // then make a new page
            $this->ezNewPage();
        }
    }

    // ------------------------------------------------------------------------------

    function ezSetDy($dy, $mod = '')
    {
        // used to change the vertical position of the writing point.
        // changes up by a positive increment, so enter a negative number to go
        // down the page
        // if $mod is set to 'makeSpace' and a new page is forced, then the pointed will be moved 
        // down on the new page, this will allow space to be reserved for graphics etc.
        $this->y += $dy;

        if ($this->y < $this->ez['bottomMargin'])
        {
            // then make a new page
            $this->ezNewPage();

            if ($mod == 'makeSpace')
            {
                $this->y += $dy;
            }
        }
    }

    // ------------------------------------------------------------------------------

    function ezPrvtTableDrawLines($pos, $gap, $x0, $x1, $y0, $y1, $y2, $col, $inner, $outer, $opt = 1)
    {
        $x0 = 1000;
        $x1 = 0;
        $this->setStrokeColor($col[0], $col[1], $col[2]);
        $cnt = 0;
        $n = count($pos);

        foreach ($pos as $x)
        {
            $cnt++;

            if ($cnt == 1 || $cnt == $n)
            {
                $this->setLineStyle($outer);
            }
            else
            {
                $this->setLineStyle($inner);
            }

            $this->line($x - $gap / 2, $y0, $x - $gap / 2, $y2);

            if ($x > $x1)
            {
                $x1 = $x;
            }

            ;

            if ($x < $x0)
            {
                $x0 = $x;
            }

            ;
        }

        $this->setLineStyle($outer);
        $this->line($x0 - $gap / 2 - $outer / 2, $y0, $x1 - $gap / 2 + $outer / 2, $y0);

        // only do the second line if it is different to the first, AND each row does not have
        // a line on it.
        if ($y0 != $y1 && $opt < 2)
        {
            $this->line($x0 - $gap / 2, $y1, $x1 - $gap / 2, $y1);
        }

        $this->line($x0 - $gap / 2 - $outer / 2, $y2, $x1 - $gap / 2 + $outer / 2, $y2);
    }

    // ------------------------------------------------------------------------------

    function ezPrvtTableColumnHeadings($cols, $pos, $maxWidth, $height, $decender, $gap, $size, &$y,
                                       $optionsAll = array(
        ))
    {
        // uses ezText to add the text, and returns the height taken by the largest heading
        // this page will move the headings to a new page if they will not fit completely on this one
        // transaction support will be used to implement this

        if (isset($optionsAll['cols']))
        {
            $options = $optionsAll['cols'];
        }
        else
        {
            $options = array(
                );
        }

        $mx = 0;
        $startPage = $this->ezPageCount;
        $secondGo = 0;

        // $y is the position at which the top of the table should start, so the base
        // of the first text, is $y-$height-$gap-$decender, but ezText starts by dropping $height

        // the return from this function is the total cell height, including gaps, and $y is adjusted
        // to be the postion of the bottom line

        // begin the transaction
        $this->transaction('start');
        $ok = 0;
        //  $y-=$gap-$decender;
        $y -= $gap;

        while ($ok == 0)
        {
            foreach ($cols as $colName => $colHeading)
            {
                $this->ezSetY($y);

                if (isset($options[$colName]) && isset($options[$colName]['justification']))
                {
                    $justification = $options[$colName]['justification'];
                }
                else
                {
                    $justification = 'left';
                }

                $this->ezText($colHeading,
                              $size,
                              array('aleft' => $pos[$colName], 'aright' => ($maxWidth[$colName] + $pos[$colName]),
                                    'justification' => $justification));
                $dy = $y - $this->y;

                if ($dy > $mx)
                {
                    $mx = $dy;
                }
            }

            $y = $y - $mx - $gap + $decender;

            //    $y -= $mx-$gap+$decender;

            // now, if this has moved to a new page, then abort the transaction, move to a new page, and put it there
            // do not check on the second time around, to avoid an infinite loop
            if ($this->ezPageCount != $startPage && $secondGo == 0)
            {
                $this->transaction('rewind');
                $this->ezNewPage();
                $y = $this->y - $gap - $decender;
                $ok = 0;
                $secondGo = 1;
                //      $y = $store_y;
                $mx = 0;
            }
            else
            {
                $this->transaction('commit');
                $ok = 1;
            }
        }

        return $mx + $gap * 2 - $decender;
    }

    // ------------------------------------------------------------------------------

    function ezPrvtGetTextWidth($size, $text)
    {
        // will calculate the maximum width, taking into account that the text may be broken
        // by line breaks.
        $mx = 0;
        $lines = explode("\n", $text);

        foreach ($lines as $line)
        {
            $w = $this->getTextWidth($size, $line);

            if ($w > $mx)
            {
                $mx = $w;
            }
        }

        return $mx;
    }

    // ------------------------------------------------------------------------------

    function ezTable(&$data, $cols = '', $title = '', $options = '')
    {
        // add a table of information to the pdf document
        // $data is a two dimensional array
        // $cols (optional) is an associative array, the keys are the names of the columns from $data
        // to be presented (and in that order), the values are the titles to be given to the columns
        // $title (optional) is the title to be put on the top of the table
        //
        // $options is an associative array which can contain:
        // 'showLines'=> 0,1,2, default is 1 (show outside and top lines only), 2=> lines on each row
        // 'showHeadings' => 0 or 1
        // 'shaded'=> 0,1,2,3 default is 1 (1->alternate lines are shaded, 0->no shading, 2-> both shaded, second uses shadeCol2)
        // 'shadeCol' => (r,g,b) array, defining the colour of the shading, default is (0.8,0.8,0.8)
        // 'shadeCol2' => (r,g,b) array, defining the colour of the shading of the other blocks, default is (0.7,0.7,0.7)
        // 'fontSize' => 10
        // 'textCol' => (r,g,b) array, text colour
        // 'titleFontSize' => 12
        // 'rowGap' => 2 , the space added at the top and bottom of each row, between the text and the lines
        // 'colGap' => 5 , the space on the left and right sides of each cell
        // 'lineCol' => (r,g,b) array, defining the colour of the lines, default, black.
        // 'xPos' => 'left','right','center','centre',or coordinate, reference coordinate in the x-direction
        // 'xOrientation' => 'left','right','center','centre', position of the table w.r.t 'xPos' 
        // 'width'=> <number> which will specify the width of the table, if it turns out to not be this
        //    wide, then it will stretch the table to fit, if it is wider then each cell will be made
        //    proportionalty smaller, and the content may have to wrap.
        // 'maxWidth'=> <number> similar to 'width', but will only make table smaller than it wants to be
        // 'options' => array(<colname>=>array('justification'=>'left','width'=>100,'link'=>linkDataName),<colname>=>....)
        //             allow the setting of other paramaters for the individual columns
        // 'minRowSpace'=> the minimum space between the bottom of each row and the bottom margin, in which a new row will be started
        //                  if it is less, then a new page would be started, default=-100
        // 'innerLineThickness'=>1
        // 'outerLineThickness'=>1
        // 'splitRows'=>0, 0 or 1, whether or not to allow the rows to be split across page boundaries
        // 'protectRows'=>number, the number of rows to hold with the heading on page, ie, if there less than this number of
        //                rows on the page, then move the whole lot onto the next page, default=1
        //
        // note that the user will have had to make a font selection already or this will not 
        // produce a valid pdf file.

        if (!is_array($data))
        {
            return;
        }

        if (!is_array($cols))
        {
            // take the columns from the first row of the data set
            reset ($data);
            list($k, $v) = each($data);

            if (!is_array($v))
            {
                return;
            }

            $cols = array(
                );

            foreach ($v as $k1 => $v1)
            {
                $cols[$k1] = $k1;
            }
        }

        if (!is_array($options))
        {
            $options = array(
                );
        }

        $defaults = array
            (
            'shaded' => 1,
            'showLines' => 1,
            'shadeCol' => array(0.8, 0.8, 0.8),
            'shadeCol2' => array(0.7, 0.7, 0.7),
            'fontSize' => 10,
            'titleFontSize' => 12,
            'titleGap' => 5,
            'lineCol' => array(0, 0, 0),
            'gap' => 5,
            'xPos' => 'centre',
            'xOrientation' => 'centre',
            'showHeadings' => 1,
            'textCol' => array(0, 0, 0),
            'width' => 0,
            'maxWidth' => 0,
            'cols' => array(
                ),
            'minRowSpace' => -100,
            'rowGap' => 2,
            'colGap' => 5,
            'innerLineThickness' => 1,
            'outerLineThickness' => 1,
            'splitRows' => 0,
            'protectRows' => 1
            );

        foreach ($defaults as $key => $value)
        {
            if (is_array($value))
            {
                if (!isset($options[$key]) || !is_array($options[$key]))
                {
                    $options[$key] = $value;
                }
            }
            else
            {
                if (!isset($options[$key]))
                {
                    $options[$key] = $value;
                }
            }
        }

        $options['gap'] = 2 * $options['colGap'];

        $middle = ($this->ez['pageWidth'] - $this->ez['rightMargin']) / 2 + ($this->ez['leftMargin']) / 2;
        // figure out the maximum widths of the text within each column
        $maxWidth = array(
            );

        foreach ($cols as $colName => $colHeading)
        {
            $maxWidth[$colName] = 0;
        }

        // find the maximum cell widths based on the data
        foreach ($data as $row)
        {
            foreach ($cols as $colName => $colHeading)
            {
                $w = $this->ezPrvtGetTextWidth($options['fontSize'], (string)$row[$colName]) * 1.01;

                if ($w > $maxWidth[$colName])
                {
                    $maxWidth[$colName] = $w;
                }
            }
        }

        // and the maximum widths to fit in the headings
        foreach ($cols as $colName => $colTitle)
        {
            $w = $this->ezPrvtGetTextWidth($options['fontSize'], (string)$colTitle) * 1.01;

            if ($w > $maxWidth[$colName])
            {
                $maxWidth[$colName] = $w;
            }
        }

        // calculate the start positions of each of the columns
        $pos = array(
            );

        $x = 0;
        $t = $x;
        $adjustmentWidth = 0;
        $setWidth = 0;

        foreach ($maxWidth as $colName => $w)
        {
            $pos[$colName] = $t;

            // if the column width has been specified then set that here, also total the
            // width avaliable for adjustment
            if (isset($options['cols'][$colName]) && isset($options['cols'][$colName]['width'])
                && $options['cols'][$colName]['width'] > 0)
            {
                $t = $t + $options['cols'][$colName]['width'];
                $maxWidth[$colName] = $options['cols'][$colName]['width'] - $options['gap'];
                $setWidth += $options['cols'][$colName]['width'];
            }
            else
            {
                $t = $t + $w + $options['gap'];
                $adjustmentWidth += $w;
                $setWidth += $options['gap'];
            }
        }

        $pos['_end_'] = $t;

        // if maxWidth is specified, and the table is too wide, and the width has not been set,
        // then set the width.
        if ($options['width'] == 0 && $options['maxWidth'] && ($t - $x) > $options['maxWidth'])
        {
            // then need to make this one smaller
            $options['width'] = $options['maxWidth'];
        }

        if ($options['width'] && $adjustmentWidth > 0 && $setWidth < $options['width'])
        {
            // first find the current widths of the columns involved in this mystery
            $cols0 = array(
                );

            $cols1 = array(
                );

            $xq = 0;
            $presentWidth = 0;
            $last = '';

            foreach ($pos as $colName => $p)
            {
                if (!isset($options['cols'][$last]) || !isset($options['cols'][$last]['width'])
                                                           || $options['cols'][$last]['width'] <= 0)
                {
                    if (strlen($last))
                    {
                        $cols0[$last] = $p - $xq - $options['gap'];
                        $presentWidth += ($p - $xq - $options['gap']);
                    }
                }
                else
                {
                    $cols1[$last] = $p - $xq;
                }

                $last = $colName;
                $xq = $p;
            }

            // $cols0 contains the widths of all the columns which are not set
            $neededWidth = $options['width'] - $setWidth;

            // if needed width is negative then add it equally to each column, else get more tricky
            if ($presentWidth < $neededWidth)
            {
                foreach ($cols0 as $colName => $w)
                {
                    $cols0[$colName] += ($neededWidth - $presentWidth) / count($cols0);
                }
            }
            else
            {
                $cnt = 0;

                while ($presentWidth > $neededWidth && $cnt < 100)
                {
                    $cnt++; // insurance policy
                    // find the widest columns, and the next to widest width
                    $aWidest = array(
                        );

                    $nWidest = 0;
                    $widest = 0;

                    foreach ($cols0 as $colName => $w)
                    {
                        if ($w > $widest)
                        {
                            $aWidest = array($colName);
                            $nWidest = $widest;
                            $widest = $w;
                        }
                        else if ($w == $widest)
                        {
                            $aWidest[] = $colName;
                        }
                    }

                    // then figure out what the width of the widest columns would have to be to take up all the slack
                    $newWidestWidth = $widest - ($presentWidth - $neededWidth) / count($aWidest);

                    if ($newWidestWidth > $nWidest)
                    {
                        // then there is space to set them to this
                        foreach ($aWidest as $colName)
                        {
                            $cols0[$colName] = $newWidestWidth;
                        }

                        $presentWidth = $neededWidth;
                    }
                    else
                    {
                        // there is not space, reduce the size of the widest ones down to the next size down, and we
                        // will go round again
                        foreach ($aWidest as $colName)
                        {
                            $cols0[$colName] = $nWidest;
                        }

                        $presentWidth = $presentWidth - ($widest - $nWidest) * count($aWidest);
                    }
                }
            }

            // $cols0 now contains the new widths of the constrained columns.
            // now need to update the $pos and $maxWidth arrays
            $xq = 0;

            foreach ($pos as $colName => $p)
            {
                $pos[$colName] = $xq;

                if (!isset($options['cols'][$colName]) || !isset($options['cols'][$colName]['width'])
                                                              || $options['cols'][$colName]['width'] <= 0)
                {
                    if (isset($cols0[$colName]))
                    {
                        $xq += $cols0[$colName] + $options['gap'];
                        $maxWidth[$colName] = $cols0[$colName];
                    }
                }
                else
                {
                    if (isset($cols1[$colName]))
                    {
                        $xq += $cols1[$colName];
                    }
                }
            }

            $t = $x + $options['width'];
            $pos['_end_'] = $t;
        }

        // now adjust the table to the correct location across the page
        switch ($options['xPos'])
            {
            case 'left':
                $xref = $this->ez['leftMargin'];

                break;

            case 'right':
                $xref = $this->ez['pageWidth'] - $this->ez['rightMargin'];

                break;

            case 'centre':
            case 'center':
                $xref = $middle;

                break;

            default:
                $xref = $options['xPos'];

                break;
            }

        switch ($options['xOrientation'])
            {
            case 'left':
                $dx = $xref - $t;

                break;

            case 'right':
                $dx = $xref;

                break;

            case 'centre':
            case 'center':
                $dx = $xref - $t / 2;

                break;
            }

        foreach ($pos as $k => $v)
        {
            $pos[$k] = $v + $dx;
        }

        $x0 = $x + $dx;
        $x1 = $t + $dx;

        $baseLeftMargin = $this->ez['leftMargin'];
        $basePos = $pos;
        $baseX0 = $x0;
        $baseX1 = $x1;

        // ok, just about ready to make me a table
        $this->setColor($options['textCol'][0], $options['textCol'][1], $options['textCol'][2]);
        $this->setStrokeColor($options['shadeCol'][0], $options['shadeCol'][1], $options['shadeCol'][2]);

        $middle = ($x1 + $x0) / 2;

        // start a transaction which will be used to regress the table, if there are not enough rows protected
        if ($options['protectRows'] > 0)
        {
            $this->transaction('start');
            $movedOnce = 0;
        }

        $abortTable = 1;

        while ($abortTable)
        {
            $abortTable = 0;

            $dm = $this->ez['leftMargin'] - $baseLeftMargin;

            foreach ($basePos as $k => $v)
            {
                $pos[$k] = $v + $dm;
            }

            $x0 = $baseX0 + $dm;
            $x1 = $baseX1 + $dm;
            $middle = ($x1 + $x0) / 2;

            // if the title is set, then do that
            if (strlen($title))
            {
                $w = $this->getTextWidth($options['titleFontSize'], $title);
                $this->y -= $this->getFontHeight($options['titleFontSize']);

                if ($this->y < $this->ez['bottomMargin'])
                {
                    $this->ezNewPage();
                    // margins may have changed on the newpage
                    $dm = $this->ez['leftMargin'] - $baseLeftMargin;

                    foreach ($basePos as $k => $v)
                    {
                        $pos[$k] = $v + $dm;
                    }

                    $x0 = $baseX0 + $dm;
                    $x1 = $baseX1 + $dm;
                    $middle = ($x1 + $x0) / 2;
                    $this->y -= $this->getFontHeight($options['titleFontSize']);
                }

                $this->addText($middle - $w / 2, $this->y, $options['titleFontSize'], $title);
                $this->y -= $options['titleGap'];
            }

            // margins may have changed on the newpage
            $dm = $this->ez['leftMargin'] - $baseLeftMargin;

            foreach ($basePos as $k => $v)
            {
                $pos[$k] = $v + $dm;
            }

            $x0 = $baseX0 + $dm;
            $x1 = $baseX1 + $dm;

            $y = $this->y; // to simplify the code a bit

            // make the table
            $height = $this->getFontHeight($options['fontSize']);
            $decender = $this->getFontDecender($options['fontSize']);

            $y0 = $y + $decender;
            $dy = 0;

            if ($options['showHeadings'])
            {
                if ($options['shaded'])
                {
                    $this->saveState();
                    $textObjectId = $this->openObject();
                }

                // this function will move the start of the table to a new page if it does not fit on this one
                $headingHeight = $this->ezPrvtTableColumnHeadings(
                                     $cols,                $pos, $maxWidth, $height, $decender, $options['rowGap'],
                                     $options['fontSize'], $y,   $options);
                $y0 = $y + $headingHeight;
                $y1 = $y;

                $dm = $this->ez['leftMargin'] - $baseLeftMargin;

                foreach ($basePos as $k => $v)
                {
                    $pos[$k] = $v + $dm;
                }

                $x0 = $baseX0 + $dm;
                $x1 = $baseX1 + $dm;

                if ($options['shaded'])
                {
                    $this->closeObject();
                    $this->setColor($options['shadeCol'][0], $options['shadeCol'][1], $options['shadeCol'][2], 1);
                    $this->filledRectangle($x0 - $options['gap'] / 2, $y1, $x1 - $x0, $headingHeight);
                    $this->addObject($textObjectId);
                    $this->closeObject();
                    $this->restoreState();
                }
            }
            else
            {
                $y1 = $y0;
            }

            $firstLine = 1;

            // open an object here so that the text can be put in over the shading
            if ($options['shaded'])
            {
                $this->saveState();
                $textObjectId = $this->openObject();
                $this->closeObject();

                //         $this->setColor($options['shadeCol'][0],$options['shadeCol'][1],$options['shadeCol'][2],1);
                //         $this->filledRectangle($x0-$options['gap']/2,$y1,$x1-$x0,$headingHeight);

                //         $this->setColor($options['shadeCol'][0],$options['shadeCol'][1],$options['shadeCol'][2],1);
                //         $this->filledRectangle($x0-$options['gap']/2,$y0,$x1-$x0,$y0+$dm);
                //         $this->filledRectangle($x0-$options['gap']/2,$y+$decender+$height-$mx,$x1-$x0,$mx);
                //         $this->filledRectangle($x0-$options['gap']/2,$y0-12,$x1-$x0,$y0);

                $this->addObject($textObjectId);

                //         $this->setColor($options['shadeCol'][0],$options['shadeCol'][1],$options['shadeCol'][2],1);
                //         $this->filledRectangle($x0-$options['gap']/2,$y1,$x1-$x0,$headingHeight);

                $this->reopenObject($textObjectId);
            }

            $cnt = 0;
            $newPage = 0;

            foreach ($data as $row)
            {
                $cnt++;

                // the transaction support will be used to prevent rows being split
                if ($options['splitRows'] == 0)
                {
                    $pageStart = $this->ezPageCount;

                    if (isset($this->ez['columns']) && $this->ez['columns']['on'] == 1)
                    {
                        $columnStart = $this->ez['columns']['colNum'];
                    }

                    $this->transaction('start');
                    $row_orig = $row;
                    $y_orig = $y;
                    $y0_orig = $y0;
                    $y1_orig = $y1;
                }

                $ok = 0;
                $secondTurn = 0;

                while (!$abortTable && $ok == 0)
                {
                    $mx = 0;
                    $newRow = 1;

                    while (!$abortTable && ($newPage || $newRow))
                    {
                        $y -= $height;

                        if ($newPage || $y < $this->ez['bottomMargin'] || (isset($options['minRowSpace']) && $y
                                                                                                                 < ($this->ez['bottomMargin']
                                                                                                                       + $options['minRowSpace'])))
                        {
                            // check that enough rows are with the heading
                            if ($options['protectRows'] > 0 && $movedOnce == 0 && $cnt <= $options['protectRows'])
                            {
                                // then we need to move the whole table onto the next page
                                $movedOnce = 1;
                                $abortTable = 1;
                            }

                            $y2 = $y - $mx + 2 * $height + $decender - $newRow * $height;

                            if ($options['showLines'])
                            {
                                if (!$options['showHeadings'])
                                {
                                    $y0 = $y1;
                                }

                                $this->ezPrvtTableDrawLines($pos,
                                                            $options['gap'],
                                                            $x0,
                                                            $x1,
                                                            $y0,
                                                            $y1,
                                                            $y2,
                                                            $options['lineCol'],
                                                            $options['innerLineThickness'],
                                                            $options['outerLineThickness'],
                                                            $options['showLines']);
                            }

                            if ($options['shaded'])
                            {
                                $this->closeObject();
                                $this->restoreState();
                            }

                            $this->ezNewPage();
                            // and the margins may have changed, this is due to the possibility of the columns being turned on
                            // as the columns are managed by manipulating the margins

                            $dm = $this->ez['leftMargin'] - $baseLeftMargin;

                            foreach ($basePos as $k => $v)
                            {
                                $pos[$k] = $v + $dm;
                            }

                            //        $x0=$x0+$dm;
                            //        $x1=$x1+$dm;
                            $x0 = $baseX0 + $dm;
                            $x1 = $baseX1 + $dm;

                            if ($options['shaded'])
                            {
                                $this->saveState();
                                $textObjectId = $this->openObject();
                                $this->closeObject();
                                $this->addObject($textObjectId);
                                $this->reopenObject($textObjectId);
                            }

                            $this->setColor($options['textCol'][0], $options['textCol'][1], $options['textCol'][2], 1);
                            $y = $this->ez['pageHeight'] - $this->ez['topMargin'];
                            $y0 = $y + $decender;
                            $mx = 0;

                            if ($options['showHeadings'])
                            {
                                $this->ezPrvtTableColumnHeadings(
                                    $cols,                $pos, $maxWidth, $height, $decender, $options['rowGap'],
                                    $options['fontSize'], $y,   $options);
                                $y1 = $y;
                            }
                            else
                            {
                                $y1 = $y0;
                            }

                            $firstLine = 1;
                            $y -= $height;
                        }

                        $newRow = 0;
                        // write the actual data
                        // if these cells need to be split over a page, then $newPage will be set, and the remaining
                        // text will be placed in $leftOvers
                        $newPage = 0;
                        $leftOvers = array(
                            );

                        foreach ($cols as $colName => $colTitle)
                        {
                            $this->ezSetY($y + $height);
                            $colNewPage = 0;

                            if (isset($row[$colName]))
                            {
                                if (isset($options['cols'][$colName]) && isset($options['cols'][$colName]['link'])
                                    && strlen($options['cols'][$colName]['link']))
                                {
                                    $lines = explode("\n", $row[$colName]);

                                    if (isset($row[$options['cols'][$colName]['link']])
                                        && strlen($row[$options['cols'][$colName]['link']]))
                                    {
                                        foreach ($lines as $k => $v)
                                        {
                                            $lines[$k]
                                                = '<c:alink:' . $row[$options['cols'][$colName]['link']] . '>' . $v
                                                      . '</c:alink>';
                                        }
                                    }
                                }
                                else
                                {
                                    $lines = explode("\n", $row[$colName]);
                                }
                            }
                            else
                            {
                                $lines = array(
                                    );
                            }

                            $this->y -= $options['rowGap'];

                            foreach ($lines as $line)
                            {
                                $line = $this->ezProcessText($line);
                                $start = 1;

                                while (strlen($line) || $start)
                                {
                                    $start = 0;

                                    if (!$colNewPage)
                                    {
                                        $this->y = $this->y - $height;
                                    }

                                    if ($this->y < $this->ez['bottomMargin'])
                                    {
                                        //                        $this->ezNewPage();
                                        $newPage = 1;    // whether a new page is required for any of the columns
                                        $colNewPage = 1; // whether a new page is required for this column
                                    }

                                    if ($colNewPage)
                                    {
                                        if (isset($leftOvers[$colName]))
                                        {
                                            $leftOvers[$colName] .= "\n" . $line;
                                        }
                                        else
                                        {
                                            $leftOvers[$colName] = $line;
                                        }

                                        $line = '';
                                    }
                                    else
                                    {
                                        if (isset($options['cols'][$colName]) && isset(
                                                                                     $options['cols'][$colName]['justification']))
                                        {
                                            $just = $options['cols'][$colName]['justification'];
                                        }
                                        else
                                        {
                                            $just = 'left';
                                        }

                                        $line = $this->addTextWrap(
                                                    $pos[$colName], $this->y, $maxWidth[$colName], $options['fontSize'],
                                                    $line,          $just);
                                    }
                                }
                            }

                            $dy = $y + $height - $this->y + $options['rowGap'];

                            if ($dy - $height * $newPage > $mx)
                            {
                                $mx = $dy - $height * $newPage;
                            }
                        }

                        // set $row to $leftOvers so that they will be processed onto the new page
                        $row = $leftOvers;

                        // now add the shading underneath
                        if ($options['shaded'] && $cnt % 2 == 0)
                        {
                            $this->closeObject();
                            $this->setColor($options['shadeCol'][0], $options['shadeCol'][1], $options['shadeCol'][2],
                                            1);
                            $this->filledRectangle($x0 - $options['gap'] / 2, $y + $decender + $height - $mx, $x1 - $x0,
                                                   $mx);
                            $this->reopenObject($textObjectId);
                        }

                        if ($options['shaded'] == 2 && $cnt % 2 == 1)
                        {
                            $this->closeObject();
                            $this->setColor($options['shadeCol2'][0], $options['shadeCol2'][1],
                                            $options['shadeCol2'][2], 1);
                            $this->filledRectangle($x0 - $options['gap'] / 2, $y + $decender + $height - $mx, $x1 - $x0,
                                                   $mx);
                            $this->reopenObject($textObjectId);
                        }

                        if ($options['showLines'] > 1)
                        {
                            // then draw a line on the top of each block
                            //   $this->closeObject();
                            $this->saveState();
                            $this->setStrokeColor($options['lineCol'][0], $options['lineCol'][1],
                                                  $options['lineCol'][2], 1);

                            //             $this->line($x0-$options['gap']/2,$y+$decender+$height-$mx,$x1-$x0,$mx);
                            if ($firstLine)
                            {
                                $this->setLineStyle($options['outerLineThickness']);
                                $firstLine = 0;
                            }
                            else
                            {
                                $this->setLineStyle($options['innerLineThickness']);
                            }

                            $this->line($x0 - $options['gap'] / 2, $y + $decender + $height, $x1 - $options['gap'] / 2,
                                        $y + $decender + $height);
                            $this->restoreState();
                        //            $this->reopenObject($textObjectId);
                        }
                    } // end of while 

                    $y = $y - $mx + $height;

                    // checking row split over pages
                    if ($options['splitRows'] == 0)
                    {
                        if ((($this->ezPageCount != $pageStart) || (isset($this->ez['columns'])
                                                                       && $this->ez['columns']['on'] == 1
                                                                       && $columnStart
                                                                              != $this->ez['columns']['colNum']))
                            && $secondTurn == 0)
                        {
                            // then we need to go back and try that again !
                            $newPage = 1;
                            $secondTurn = 1;
                            $this->transaction('rewind');
                            $row = $row_orig;
                            $y = $y_orig;
                            $y0 = $y0_orig;
                            $y1 = $y1_orig;
                            $ok = 0;

                            $dm = $this->ez['leftMargin'] - $baseLeftMargin;

                            foreach ($basePos as $k => $v)
                            {
                                $pos[$k] = $v + $dm;
                            }

                            $x0 = $baseX0 + $dm;
                            $x1 = $baseX1 + $dm;
                        }
                        else
                        {
                            $this->transaction('commit');
                            $ok = 1;
                        }
                    }
                    else
                    {
                        $ok = 1; // don't go round the loop if splitting rows is allowed
                    }
                }                // end of while to check for row splitting

                if ($abortTable)
                {
                    if ($ok == 0)
                    {
                        $this->transaction('abort');
                    }

                    // only the outer transaction should be operational
                    $this->transaction('rewind');
                    $this->ezNewPage();
                    break;
                }
            } // end of foreach ($data as $row)
        }     // end of while ($abortTable)

        // table has been put on the page, the rows guarded as required, commit.
        $this->transaction('commit');

        $y2 = $y + $decender;

        if ($options['showLines'])
        {
            if (!$options['showHeadings'])
            {
                $y0 = $y1;
            }

            $this->ezPrvtTableDrawLines($pos,                           $options['gap'],
                                        $x0,                            $x1,
                                        $y0,                            $y1,
                                        $y2,                            $options['lineCol'],
                                        $options['innerLineThickness'], $options['outerLineThickness'],
                                        $options['showLines']);
        }

        // close the object for drawing the text on top
        if ($options['shaded'])
        {
            $this->closeObject();
            $this->restoreState();
        }

        $this->y = $y;
        return $y;
    }

    // ------------------------------------------------------------------------------
    function ezProcessText($text)
    {
        // this function will intially be used to implement underlining support, but could be used for a range of other
        // purposes
        $search = array
            (
            '<u>',
            '<U>',
            '</u>',
            '</U>'
            );

        $replace = array
            (
            '<c:uline>',
            '<c:uline>',
            '</c:uline>',
            '</c:uline>'
            );

        return str_replace($search, $replace, $text);
    }

    // ------------------------------------------------------------------------------

    function ezText($text, $size = 0, $options = array(
        ),          $test = 0)
    {
        // this will add a string of text to the document, starting at the current drawing
        // position.
        // it will wrap to keep within the margins, including optional offsets from the left
        // and the right, if $size is not specified, then it will be the last one used, or
        // the default value (12 I think).
        // the text will go to the start of the next line when a return code "\n" is found.
        // possible options are:
        // 'left'=> number, gap to leave from the left margin
        // 'right'=> number, gap to leave from the right margin
        // 'aleft'=> number, absolute left position (overrides 'left')
        // 'aright'=> number, absolute right position (overrides 'right')
        // 'justification' => 'left','right','center','centre','full'

        // only set one of the next two items (leading overrides spacing)
        // 'leading' => number, defines the total height taken by the line, independent of the font height.
        // 'spacing' => a real number, though usually set to one of 1, 1.5, 2 (line spacing as used in word processing)

        // if $test is set then this should just check if the text is going to flow onto a new page or not, returning true or false

        // apply the filtering which will make the underlining function.
        $text = $this->ezProcessText($text);

        $newPage = false;
        $store_y = $this->y;

        if (is_array($options) && isset($options['aleft']))
        {
            $left = $options['aleft'];
        }
        else
        {
            $left = $this->ez['leftMargin'] + ((is_array($options) && isset($options['left'])) ? $options['left'] : 0);
        }

        if (is_array($options) && isset($options['aright']))
        {
            $right = $options['aright'];
        }
        else
        {
            $right = $this->ez['pageWidth'] - $this->ez['rightMargin'] - ((is_array(
                                                                               $options) && isset($options['right']))
                                                                             ? $options['right'] : 0);
        }

        if ($size <= 0)
        {
            $size = $this->ez['fontSize'];
        }
        else
        {
            $this->ez['fontSize'] = $size;
        }

        if (is_array($options) && isset($options['justification']))
        {
            $just = $options['justification'];
        }
        else
        {
            $just = 'left';
        }

        // modifications to give leading and spacing based on those given by Craig Heydenburg 1/1/02
        if (is_array($options) && isset($options['leading']))
        { ## use leading instead of spacing
            $height = $options['leading'];
        }
        else if (is_array($options) && isset($options['spacing']))
        {
            $height = $this->getFontHeight($size) * $options['spacing'];
        }
        else
        {
            $height = $this->getFontHeight($size);
        }

        $lines = explode("\n", $text);

        foreach ($lines as $line)
        {
            $start = 1;

            while (strlen($line) || $start)
            {
                $start = 0;
                $this->y = $this->y - $height;

                if ($this->y < $this->ez['bottomMargin'])
                {
                    if ($test)
                    {
                        $newPage = true;
                    }
                    else
                    {
                        $this->ezNewPage();
                    // and then re-calc the left and right, in case they have changed due to columns
                    }
                }

                if (is_array($options) && isset($options['aleft']))
                {
                    $left = $options['aleft'];
                }
                else
                {
                    $left = $this->ez['leftMargin'] + ((is_array(
                                                            $options) && isset(
                                                                             $options['left'])) ? $options['left'] : 0);
                }

                if (is_array($options) && isset($options['aright']))
                {
                    $right = $options['aright'];
                }
                else
                {
                    $right = $this->ez['pageWidth'] - $this->ez['rightMargin'] - ((is_array($options)
                                                                                      && isset($options['right']))
                                                                                     ? $options['right'] : 0);
                }

                $line = $this->addTextWrap($left, $this->y, $right - $left, $size, $line, $just, 0, $test);
            }
        }

        if ($test)
        {
            $this->y = $store_y;
            return $newPage;
        }
        else
        {
            return $this->y;
        }
    }

    // ------------------------------------------------------------------------------

    function ezImage($image, $pad = 5, $width = 0, $resize = 'full', $just = 'center', $border = '')
    {
        //beta ezimage function
        if (stristr($image, '://')) //copy to temp file
        {
            $fp = @fopen($image, "rb");

            while (!feof($fp))
            {
                $cont .= fread($fp, 1024);
            }

            fclose ($fp);
            $image = tempnam("/tmp", "php-pdf");
            $fp2 = @fopen($image, "w");
            fwrite($fp2, $cont);
            fclose ($fp2);
            $temp = true;
        }

        if (!(file_exists($image)))
            return false; //return immediately if image file does not exist

        $imageInfo = getimagesize($image);

        switch ($imageInfo[2])
            {
            case 2:
                $type = "jpeg";

                break;

            case 3:
                $type = "png";

                break;

            default: return false; //return if file is not jpg or png
            }

        if ($width == 0)
            $width = $imageInfo[0]; //set width

        $ratio = $imageInfo[0] / $imageInfo[1];

        //get maximum width of image
        if (isset($this->ez['columns']) && $this->ez['columns']['on'] == 1)
        {
            $bigwidth = $this->ez['columns']['width'] - ($pad * 2);
        }
        else
        {
            $bigwidth = $this->ez['pageWidth'] - ($pad * 2);
        }

        //fix width if larger than maximum or if $resize=full
        if ($resize == 'full' || $resize == 'width' || $width > $bigwidth)
        {
            $width = $bigwidth;
        }

        $height = ($width / $ratio); //set height

        //fix size if runs off page
        if ($height > ($this->y - $this->ez['bottomMargin'] - ($pad * 2)))
        {
            if ($resize != 'full')
            {
                $this->ezNewPage();
            }
            else
            {
                $height = ($this->y - $this->ez['bottomMargin'] - ($pad * 2)); //shrink height
                $width = ($height * $ratio);                                   //fix width
            }
        }

        //fix x-offset if image smaller than bigwidth
        if ($width < $bigwidth)
        {
            //center if justification=center
            if ($just == 'center')
            {
                $offset = ($bigwidth - $width) / 2;
            }

            //move to right if justification=right
            if ($just == 'right')
            {
                $offset = ($bigwidth - $width);
            }

            //leave at left if justification=left
            if ($just == 'left')
            {
                $offset = 0;
            }
        }

        //call appropriate function
        if ($type == "jpeg")
        {
            $this->addJpegFromFile($image,
                                   $this->ez['leftMargin'] + $pad + $offset,
                                   $this->y + $this->getFontHeight($this->ez['fontSize']) - $pad - $height,
                                   $width);
        }

        if ($type == "png")
        {
            $this->addPngFromFile($image,
                                  $this->ez['leftMargin'] + $pad + $offset,
                                  $this->y + $this->getFontHeight($this->ez['fontSize']) - $pad - $height,
                                  $width);
        }

        //draw border
        if ($border != '')
        {
            if (!(isset($border['color'])))
            {
                $border['color']['red'] = .5;
                $border['color']['blue'] = .5;
                $border['color']['green'] = .5;
            }

            if (!(isset($border['width'])))
                $border['width'] = 1;

            if (!(isset($border['cap'])))
                $border['cap'] = 'round';

            if (!(isset($border['join'])))
                $border['join'] = 'round';

            $this->setStrokeColor($border['color']['red'], $border['color']['green'], $border['color']['blue']);
            $this->setLineStyle($border['width'], $border['cap'], $border['join']);
            $this->rectangle($this->ez['leftMargin'] + $pad + $offset,
                             $this->y + $this->getFontHeight($this->ez['fontSize']) - $pad - $height,
                             $width,
                             $height);
        }

        // move y below image
        $this->y = $this->y - $pad - $height;

        //remove tempfile for remote images
        if ($temp == true)
            unlink ($image);
    }

    // ------------------------------------------------------------------------------

    // note that templating code is still considered developmental - have not really figured
    // out a good way of doing this yet.
    function loadTemplate($templateFile)
    {
        // this function will load the requested template ($file includes full or relative pathname)
        // the code for the template will be modified to make it name safe, and then stored in 
        // an array for later use
        // The id of the template will be returned for the user to operate on it later
        if (!file_exists($templateFile))
        {
            return -1;
        }

        $code = implode('', file($templateFile));

        if (!strlen($code))
        {
            return;
        }

        $code = trim($code);

        if (substr($code, 0, 5) == '<?php')
        {
            $code = substr($code, 5);
        }

        if (substr($code, -2) == '?>')
        {
            $code = substr($code, 0, strlen($code) - 2);
        }

        if (isset($this->ez['numTemplates']))
        {
            $newNum = $this->ez['numTemplates'];
            $this->ez['numTemplates']++;
        }
        else
        {
            $newNum = 0;
            $this->ez['numTemplates'] = 1;
            $this->ez['templates'] = array(
                );
        }

        $this->ez['templates'][$newNum]['code'] = $code;

        return $newNum;
    }

    // ------------------------------------------------------------------------------

    function execTemplate($id, $data = array(
        ),                $options = array(
        ))
    {
        // execute the given template on the current document.
        if (!isset($this->ez['templates'][$id]))
        {
            return;
        }

        eval ($this->ez['templates'][$id]['code']);
    }

    // ------------------------------------------------------------------------------
    function ilink($info)
    {
        $this->alink($info, 1);
    }

    function alink($info, $internal = 0)
    {
        // a callback function to support the formation of clickable links within the document
        $lineFactor = 0.05; // the thickness of the line as a proportion of the height. also the drop of the line.

        switch ($info['status'])
            {
            case 'start':
            case 'sol':
                // the beginning of the link
                // this should contain the URl for the link as the 'p' entry, and will also contain the value of 'nCallback'
                if (!isset($this->ez['links']))
                {
                    $this->ez['links'] = array(
                        );
                }

                $i = $info['nCallback'];
                $this->ez['links'][$i] = array
                    (
                    'x' => $info['x'],
                    'y' => $info['y'],
                    'angle' => $info['angle'],
                    'decender' => $info['decender'],
                    'height' => $info['height'],
                    'url' => $info['p']
                    );

                if ($internal == 0)
                {
                    $this->saveState();
                    $this->setColor(0, 0, 1);
                    $this->setStrokeColor(0, 0, 1);
                    $thick = $info['height'] * $lineFactor;
                    $this->setLineStyle($thick);
                }

                break;

            case 'end':
            case 'eol':
                // the end of the link
                // assume that it is the most recent opening which has closed
                $i = $info['nCallback'];

                $start = $this->ez['links'][$i];

                // add underlining
                if ($internal)
                {
                    $this->addInternalLink($start['url'], $start['x'], $start['y'] + $start['decender'], $info['x'],
                                           $start['y'] + $start['decender'] + $start['height']);
                }
                else
                {
                    $a = deg2rad((float)$start['angle'] - 90.0);
                    $drop = $start['height'] * $lineFactor * 1.5;
                    $dropx = cos($a) * $drop;
                    $dropy = -sin($a) * $drop;
                    $this->line($start['x'] - $dropx, $start['y'] - $dropy, $info['x'] - $dropx, $info['y'] - $dropy);
                    $this->addLink($start['url'], $start['x'], $start['y'] + $start['decender'], $info['x'],
                                   $start['y'] + $start['decender'] + $start['height']);
                    $this->restoreState();
                }

                break;
            }
    }

    // ------------------------------------------------------------------------------

    function uline($info)
    {
        // a callback function to support underlining
        $lineFactor = 0.05; // the thickness of the line as a proportion of the height. also the drop of the line.

        switch ($info['status'])
            {
            case 'start':
            case 'sol':

                // the beginning of the underline zone
                if (!isset($this->ez['links']))
                {
                    $this->ez['links'] = array(
                        );
                }

                $i = $info['nCallback'];
                $this->ez['links'][$i] = array
                    (
                    'x' => $info['x'],
                    'y' => $info['y'],
                    'angle' => $info['angle'],
                    'decender' => $info['decender'],
                    'height' => $info['height']
                    );

                $this->saveState();
                $thick = $info['height'] * $lineFactor;
                $this->setLineStyle($thick);
                break;

            case 'end':
            case 'eol':
                // the end of the link
                // assume that it is the most recent opening which has closed
                $i = $info['nCallback'];

                $start = $this->ez['links'][$i];
                // add underlining
                $a = deg2rad((float)$start['angle'] - 90.0);
                $drop = $start['height'] * $lineFactor * 1.5;
                $dropx = cos($a) * $drop;
                $dropy = -sin($a) * $drop;
                $this->line($start['x'] - $dropx, $start['y'] - $dropy, $info['x'] - $dropx, $info['y'] - $dropy);
                $this->restoreState();
                break;
            }
    }

// ------------------------------------------------------------------------------

}
?>
